/* ============================================================
   Kredītu Apvienošanas Kalkulators — calculator.css v2.0
   Namespace: .ccalc__ / .ccalc-btn
   Mobile-first. Colors via CSS vars set in <head>.
   ============================================================ */

:root {
    --ccalc-p: #2563eb;
    --ccalc-s: #eff6ff;
    --ccalc-b: #2563eb;
    --ccalc-p-dark:  #1d4ed8;
    --ccalc-p-light: #dbeafe;
    --ccalc-ok:      #15803d;
    --ccalc-ok-bg:   #f0fdf4;
    --ccalc-err:     #dc2626;
    --ccalc-err-bg:  #fef2f2;
    --ccalc-border:  #e2e8f0;
    --ccalc-text:    #0f172a;
    --ccalc-muted:   #64748b;
    --ccalc-radius:  10px;
    --ccalc-radius-s:6px;
    --ccalc-shadow:  0 1px 3px rgba(0,0,0,.08);
    --ccalc-font:    -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

.ccalc *, .ccalc *::before, .ccalc *::after { box-sizing: border-box; margin: 0; padding: 0; }

.ccalc {
    font-family: var(--ccalc-font);
    font-size: 15px;
    color: var(--ccalc-text);
    line-height: 1.6;
    max-width: 820px;
    margin: 0 auto;
    padding-bottom: 2rem;
}

/* ---- Title ---- */
.ccalc__title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--ccalc-p);
    margin-bottom: 1rem;
    padding-bottom: .5rem;
    border-bottom: 3px solid var(--ccalc-p);
}

/* ---- Toolbar ---- */
.ccalc__toolbar { display: flex; justify-content: flex-end; margin-bottom: .75rem; }
.ccalc__toolbar--bottom { margin-top: 1.5rem; margin-bottom: 0; }

/* ---- Sections ---- */
.ccalc__section {
    background: #fff;
    border: 1px solid var(--ccalc-border);
    border-radius: var(--ccalc-radius);
    padding: 1.25rem 1rem;
    margin-bottom: 1.1rem;
    box-shadow: var(--ccalc-shadow);
}
.ccalc__section--alt { background: var(--ccalc-s); }

.ccalc__section-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--ccalc-p);
    margin-bottom: .5rem;
    padding-bottom: .35rem;
    border-bottom: 2px solid var(--ccalc-p-light);
}

.ccalc__section-desc {
    font-size: .87rem;
    color: var(--ccalc-muted);
    margin-bottom: 1rem;
}

/* ---- Buttons ---- */
.ccalc-btn {
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    padding: .5rem 1rem;
    border-radius: var(--ccalc-radius-s);
    font-size: .88rem;
    font-weight: 600;
    font-family: var(--ccalc-font);
    border: none;
    cursor: pointer;
    line-height: 1;
    transition: background .15s, opacity .15s;
}
.ccalc-btn:disabled { opacity: .45; cursor: not-allowed; }

.ccalc-btn--add {
    background: var(--ccalc-b);
    color: #fff;
}
.ccalc-btn--add:hover:not(:disabled) { background: var(--ccalc-p-dark); }

.ccalc-btn--clear {
    background: transparent;
    color: var(--ccalc-muted);
    border: 1px solid var(--ccalc-border);
    font-size: .82rem;
    padding: .38rem .8rem;
}
.ccalc-btn--clear:hover { color: var(--ccalc-err); border-color: var(--ccalc-err); background: var(--ccalc-err-bg); }

/* ---- Loan card ---- */
.ccalc__loan-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: .85rem;
}
.ccalc__loan-counter { font-size: .84rem; color: var(--ccalc-muted); }

.ccalc__loan {
    background: #fff;
    border: 1px solid var(--ccalc-border);
    border-radius: var(--ccalc-radius);
    padding: 1rem;
    margin-bottom: .85rem;
    box-shadow: var(--ccalc-shadow);
    transition: border-color .15s;
}
.ccalc__loan:focus-within { border-color: var(--ccalc-p); }

.ccalc__loan-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: .75rem;
}
.ccalc__loan-title { font-weight: 700; color: var(--ccalc-p); font-size: .95rem; }
.ccalc__loan-badge { font-weight: 500; color: var(--ccalc-muted); font-size: .82rem; }

.ccalc__loan-remove {
    background: none;
    border: none;
    color: var(--ccalc-muted);
    cursor: pointer;
    font-size: 1rem;
    padding: .2rem .35rem;
    border-radius: 4px;
    line-height: 1;
    transition: color .15s, background .15s;
}
.ccalc__loan-remove:hover { color: var(--ccalc-err); background: var(--ccalc-err-bg); }

.ccalc__loan-name-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: .6rem;
    margin-bottom: .75rem;
}
@media (min-width: 480px) {
    .ccalc__loan-name-row { grid-template-columns: 180px 1fr; }
}

.ccalc__loan-fields {
    display: grid;
    grid-template-columns: 1fr;
    gap: .6rem;
}
@media (min-width: 520px) {
    .ccalc__loan-fields { grid-template-columns: repeat(3, 1fr); }
}

.ccalc__loan-result {
    margin-top: .85rem;
    padding-top: .7rem;
    border-top: 1px dashed var(--ccalc-border);
    display: flex;
    flex-wrap: wrap;
    gap: .85rem;
}
.ccalc__loan-res-item { display: flex; flex-direction: column; gap: .1rem; }
.ccalc__loan-res-item span { font-size: .78rem; color: var(--ccalc-muted); }
.ccalc__loan-res-item strong { font-size: .95rem; color: var(--ccalc-p); }

/* ---- Fields ---- */
.ccalc__field { display: flex; flex-direction: column; gap: .22rem; }
.ccalc__label { font-size: .83rem; font-weight: 600; color: #334155; }
.ccalc__opt   { font-weight: 400; color: var(--ccalc-muted); font-size: .75rem; }
.ccalc__req   { color: var(--ccalc-err); }
.ccalc__hint  { color: var(--ccalc-muted); font-size: .8rem; cursor: help; }
.ccalc__note  { font-size: .75rem; color: var(--ccalc-muted); font-style: italic; }

.ccalc__input {
    width: 100%;
    padding: .55rem .75rem;
    border: 1px solid var(--ccalc-border);
    border-radius: var(--ccalc-radius-s);
    font-size: .92rem;
    font-family: var(--ccalc-font);
    color: var(--ccalc-text);
    background: #fff;
    transition: border-color .15s, box-shadow .15s;
    -moz-appearance: textfield;
}
.ccalc__input::-webkit-inner-spin-button { opacity: 1; }
.ccalc__input:focus { outline: none; border-color: var(--ccalc-p); box-shadow: 0 0 0 3px rgba(37,99,235,.15); }
.ccalc__input--ro  { background: var(--ccalc-p-light); color: var(--ccalc-muted); cursor: not-allowed; }
.ccalc__input--err { border-color: var(--ccalc-err) !important; box-shadow: 0 0 0 3px rgba(220,38,38,.1) !important; }
.ccalc__error { font-size: .78rem; color: var(--ccalc-err); min-height: 1rem; }

/* ---- Block 2 stats ---- */
.ccalc__stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: .85rem;
}
@media (min-width: 600px) { .ccalc__stats { grid-template-columns: repeat(4, 1fr); } }

.ccalc__stat { display: flex; flex-direction: column; gap: .2rem; }
.ccalc__stat--big .ccalc__stat-value { font-size: 1.5rem; }
.ccalc__stat-label { font-size: .77rem; color: var(--ccalc-muted); font-weight: 500; }
.ccalc__stat-value { font-size: 1.1rem; font-weight: 700; color: var(--ccalc-text); }
.ccalc__stat-value--accent { color: var(--ccalc-p); }

/* ---- Block 3 ---- */
.ccalc__form {
    display: grid;
    grid-template-columns: 1fr;
    gap: .7rem;
    margin-bottom: 1rem;
}
@media (min-width: 520px) { .ccalc__form { grid-template-columns: repeat(2, 1fr); } }

.ccalc__refi-result { display: flex; flex-direction: column; gap: .5rem; }
.ccalc__inline-stat {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .5rem .75rem;
    background: #fff;
    border: 1px solid var(--ccalc-border);
    border-radius: var(--ccalc-radius-s);
    font-size: .88rem;
    gap: .5rem;
}
.ccalc__inline-stat span { color: var(--ccalc-muted); }
.ccalc__inline-stat strong { font-weight: 700; color: var(--ccalc-p); white-space: nowrap; }

/* ---- Block 4 comparison ---- */
.ccalc__cmp-table {
    width: 100%;
    border-collapse: collapse;
    font-size: .92rem;
    display: none;
    margin-bottom: 1rem;
}
@media (min-width: 600px) {
    .ccalc__cmp-table { display: table; }
    .ccalc__cmp-mobile { display: none; }
}
.ccalc__cmp-table th {
    background: var(--ccalc-s);
    color: var(--ccalc-p);
    font-weight: 700;
    padding: .6rem .85rem;
    text-align: right;
    border-bottom: 2px solid var(--ccalc-border);
}
.ccalc__cmp-table th:first-child { text-align: left; }
.ccalc__cmp-table td {
    padding: .65rem .85rem;
    text-align: right;
    border-bottom: 1px solid #f1f5f9;
    vertical-align: middle;
}
.ccalc__cmp-label { text-align: left !important; font-weight: 600; color: #334155; white-space: nowrap; }
.ccalc__cmp-diff  { font-weight: 700; font-size: 1rem; }

/* Mobile comparison cards */
.ccalc__cmp-mobile { display: flex; flex-direction: column; gap: .85rem; margin-bottom: 1rem; }
@media (min-width: 600px) { .ccalc__cmp-mobile { display: none; } }

.ccalc__cmp-group {
    background: #fff;
    border: 1px solid var(--ccalc-border);
    border-radius: var(--ccalc-radius);
    overflow: hidden;
    box-shadow: var(--ccalc-shadow);
}
.ccalc__cmp-group-title {
    background: var(--ccalc-s);
    color: var(--ccalc-p);
    font-weight: 700;
    padding: .5rem .85rem;
    font-size: .9rem;
    border-bottom: 1px solid var(--ccalc-border);
}
.ccalc__cmp-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .5rem .85rem;
    border-bottom: 1px solid #f8fafc;
    font-size: .9rem;
}
.ccalc__cmp-row:last-child { border-bottom: none; }
.ccalc__cmp-row span:first-child { color: var(--ccalc-muted); font-size: .82rem; }
.ccalc__cmp-row span:last-child { font-weight: 600; }
.ccalc__cmp-row--diff span:last-child { font-weight: 700; font-size: 1rem; }

/* Diff colors */
.ccalc__diff--pos { color: var(--ccalc-ok); }
.ccalc__diff--neg { color: var(--ccalc-err); }
.ccalc__diff--neu { color: var(--ccalc-muted); }

/* Summary text */
.ccalc__summary-text {
    background: var(--ccalc-p-light);
    border-left: 4px solid var(--ccalc-p);
    padding: .85rem 1rem;
    border-radius: 0 var(--ccalc-radius-s) var(--ccalc-radius-s) 0;
    font-size: .92rem;
    line-height: 1.7;
    margin-top: 1rem;
}
.ccalc__placeholder { color: var(--ccalc-muted); font-style: italic; margin: 0; }

/* ---- Accordion ---- */
.ccalc__accordion {
    border: 1px solid var(--ccalc-border);
    border-radius: var(--ccalc-radius);
    margin-bottom: 1rem;
    box-shadow: var(--ccalc-shadow);
    overflow: hidden;
}
.ccalc__acc-btn {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .95rem 1.1rem;
    background: #fff;
    border: none;
    cursor: pointer;
    font-size: .97rem;
    font-weight: 600;
    font-family: var(--ccalc-font);
    color: var(--ccalc-text);
    text-align: left;
    transition: background .15s;
}
.ccalc__acc-btn:hover { background: var(--ccalc-s); }
.ccalc__acc-btn[aria-expanded="true"] {
    background: var(--ccalc-p-light);
    color: var(--ccalc-p);
    border-bottom: 1px solid var(--ccalc-border);
}
.ccalc__acc-icon { width: 18px; height: 18px; position: relative; flex-shrink: 0; }
.ccalc__acc-icon::before, .ccalc__acc-icon::after {
    content: '';
    position: absolute;
    background: currentColor;
    border-radius: 2px;
    transition: transform .15s;
}
.ccalc__acc-icon::before { width: 10px; height: 2px; top: 8px; left: 4px; }
.ccalc__acc-icon::after  { width: 2px; height: 10px; top: 4px; left: 8px; }
.ccalc__acc-btn[aria-expanded="true"] .ccalc__acc-icon::after { transform: rotate(90deg); }
.ccalc__acc-panel { padding: 1.1rem 1rem; background: #fff; }

/* ---- Amort table ---- */
.ccalc__table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.ccalc__table { width: 100%; border-collapse: collapse; font-size: .85rem; }
.ccalc__table th {
    background: var(--ccalc-s);
    color: var(--ccalc-p);
    font-weight: 700;
    text-align: right;
    padding: .5rem .65rem;
    border-bottom: 2px solid var(--ccalc-border);
    white-space: nowrap;
}
.ccalc__table th:first-child, .ccalc__table td:first-child { text-align: center; }
.ccalc__table td { text-align: right; padding: .42rem .65rem; border-bottom: 1px solid #f1f5f9; }
.ccalc__table tr:nth-child(even) td { background: #f8fafc; }
.ccalc__empty { text-align: center !important; color: var(--ccalc-muted); padding: 1.5rem !important; font-style: italic; }

/* ---- Dynamic calculator ---- */
.ccalc__dyn-info {
    display: flex;
    flex-direction: column;
    gap: .5rem;
    margin-bottom: 1.25rem;
    padding: .85rem 1rem;
    background: var(--ccalc-p-light);
    border-radius: var(--ccalc-radius-s);
    border: 1px solid var(--ccalc-border);
}
@media (min-width: 520px) { .ccalc__dyn-info { flex-direction: row; gap: 1rem; } }

.ccalc__slider-wrap { margin-bottom: 1.25rem; }
.ccalc__slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--ccalc-border);
    outline: none;
    cursor: pointer;
    margin: .4rem 0;
}
.ccalc__slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px; height: 20px;
    border-radius: 50%;
    background: var(--ccalc-p);
    border: 2px solid #fff;
    box-shadow: 0 0 0 2px var(--ccalc-p);
    cursor: pointer;
}
.ccalc__slider::-moz-range-thumb {
    width: 20px; height: 20px;
    border-radius: 50%;
    background: var(--ccalc-p);
    border: 2px solid #fff;
    box-shadow: 0 0 0 2px var(--ccalc-p);
    cursor: pointer;
}
.ccalc__slider-labels { display: flex; justify-content: space-between; font-size: .75rem; color: var(--ccalc-muted); }

.ccalc__dyn-result {
    display: flex;
    flex-direction: column;
    gap: .65rem;
    padding: 1rem;
    background: var(--ccalc-s);
    border-radius: var(--ccalc-radius);
    margin-bottom: 1rem;
}

/* ---- Mobile overrides ---- */
@media (max-width: 479px) {
    .ccalc__section { padding: 1rem .75rem; }
    .ccalc__stats   { grid-template-columns: 1fr 1fr; }
    .ccalc-btn      { padding: .45rem .8rem; font-size: .82rem; }
}
